(no number) Preserved ivory varies widely in appearance from one site to the next, but the tusk itself can easily be mistaken for petrified wood because it forms concentric rings as the animal grows. Tusk fragments are generally thin, with a slight…
(DSM #FQP106) This fossil is exceptional because it shows a partial jaw of a baby mastodon. The molar preserved within still has the high cusps because the animal was not alive long enough for the teeth to be worn down from eating.
(DSM #CH551) It is relatively rare to find a whole mastodon tooth, but fragments of teeth can be regularly found. Often time the cusps are preserved because they are covered in extremely hard enamel.
(DSM #3055) This horse tooth has tooth marks from a rodent that gnawed on the tooth after the horse died. Rodents chew on hard items to keep their teeth healthy.